Maintenance
0330−1/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
11/ 25
Group
Key No.
Description Measuring
direction
(method of
measuring)
Nominal
dimension
(normal, new)
[mm]
Maximum clearance,
dimension
(due to wear)
[mm]
2303 Piston rod gland
*1 Ring width radial 31 min. 25
*2 Ring width radial 22 min. 20.20
*3 Ring width radial 5 min. 3.20
4 Ring clearance axial 0.10−0.26 0.50
5 Ring clearance axial 0.05−0.16 0.40
6 Ring clearance axial 0.10−0.17 0.40
* Ring wear
The differential value between nominal dimension and max. wear is equal for
all rings, i.e. also for undersize rings.
2010
learance Table
iston Rod Gland
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